B2148 OEM REPLACEMENT LS LIFTERS FOR ALL LS ENGINES REPLACEMENT FOR OEM# 12499225.
EXCEEDING THE SPECS OF OEM# 12499225.
Direct Replacement for GM LS7 Lifters. Made in the USA
These Lifters are manufactured to be direct replacements of the Original equipment. They have the same range of Leak Down as was supplied to your car manufacture. These lifters are made with the widest Leak Down range of 10 to 120 seconds. The reason for this range is to ease manufacturing and reduce the cost of the part. We manufacture this type of parts to the same range as was supplied to the OEM with 90% of them being in the 20 to 80 second range